CN104229099A - Offshore engineering vessel loading and launching system and method - Google Patents

Offshore engineering vessel loading and launching system and method Download PDF

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Publication number
CN104229099A
CN104229099A CN201410470388.1A CN201410470388A CN104229099A CN 104229099 A CN104229099 A CN 104229099A CN 201410470388 A CN201410470388 A CN 201410470388A CN 104229099 A CN104229099 A CN 104229099A
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China
Prior art keywords
barge
slideway
dilatory
carries
harbour
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CN201410470388.1A
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CN104229099B (en
Inventor
庄建军
段凤江
屠艳
孙博文
徐秀龙
蒋家坤
王振刚
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Nantong COSCO Shipping Engineering Co., Ltd.
Qidong Zhongyuan Marine Engineering Co., Ltd.
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Cosco Shipyard Group Co Ltd
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Abstract

The invention provides an offshore engineering vessel loading and launching system and method. The system comprises a semi-submersible barge and a drag system, wherein a plurality of standby dragging winches are additionally arranged at the outer side of a barge slideway so as to be used for guaranteeing the safety in loading. The method is characterized in that the standby winches which are additionally arranged at the outer side of the barge slideway are used for dragging a main vessel body to the barge slideway from a wharf construction slideway, the barge is adjusted by discharging the water from different cabins of the semi-submersible barge, so that the horizontal dragging loading safety coefficient can be improved, the construction period is shortened, and the dragging cost is reduced.

Description

A kind of ocean engineering ship carries the system and method for lower water
Technical field
The present invention relates to the system and method that lower water carried by a kind of boats and ships, the horizontal particularly for large-scale marine engineering product and boats and ships carries system and method, belongs to marine engineering equipment and large ship building technology field.
Background technology
Launching is that boats and ships are moved to the technological process in waters from construction district, being an important step in ship building process, is also the process procedure of more complicated after the completion of ship building engineering major part.Along with the progress of economic development and shipbuilding technology, dimension of ship and tonnage are also increasing, and the power that boats and ships and lower drainage facility are subject in lower water process also becomes large thereupon, also more and more higher to the requirement of building berth and other sanitation.
?the scale of people to ocean exploitation constantly expands in recent years, and especially ocean pipe laying and lift heavy ship become a kind of new focus ship type, because this marine engineering product volume, weight are huge, requires high, particularly carry lower water mode to horizontal slideway to build the side.For the marine engineering product of this kind of volume and weight, prior art is built in Large Ship Dock, then descends water to carry out fitting-out operation again; Or on horizontal slide, carry out decomposition build, close up in depressed place or in floating drydock after then descending water respectively.And these two kinds of technical schemes are applicable to building small-sized marine engineering product or building in the enterprise having large-scale Hai Gongwu in marine engineering equipment is built at present, but for the enterprise wanting usage level to carry water under mode, build for this large-scale marine engineering product and have following shortcoming: (1) normal dilatory carry mode under, water requires high to the volume and weight of marine engineering product; (2) in the process of carrying, potential safety hazard is large, once the dilatory system of carrying goes wrong in the process of carrying, can cause irremediable loss; (3) after using segmentation to carry lower water, the mode product integraty that closes up is low, closes up that accuracy requirement is high and coating specification for cabin is also high in depressed place, and is unfavorable for the installation of equipment.
But other factors affecting launching safety are a lot, if do not perform the analysis of various factors before launching, just may cause accident because forethought is inconsiderate, cause immeasurable loss.Therefore for these shortcomings and influence factor, designing the dilatory safety factor of carrying of a kind of horizontal high, shortening production cycle, the system and method that the boats and ships horizontal reducing dilatory cost carries lower water is very necessary.
Summary of the invention
?object of the present invention is exactly to overcome above deficiency, provide a kind of multiple stage for subsequent use dilatory winch be positioned at outside barge slideway that increases in traction system to draw main body and build slideway from harbour and draw to barge slideway, and the boats and ships horizontal regulating barge to balance by carrying out pressure water to the different cabin of barge carries the system and method for lower water.
A kind of ocean engineering ship carries sewerage, it is characterized in that, this system comprises partly diving refutes and traction system, this is carried sewerage and is undertaken carrying the operation of lower water by half latent refuting, this traction system comprises multiple stage and draws winch, many times of assembly pulleys and multiple piston shoes, and this traction system also comprises multiple stage dilatory winch for subsequent use.
This dilatory winch quantity is 2, and dilatory winch quantity for subsequent use is 2, and this assembly pulley is 10 times of assembly pulleys.This dilatory winch is drawn main body and is built slideway from harbour and be stowed to barge slideway by these piston shoes, and refutes different cabin by half-and-half diving and carry out pressure water and regulate barge.
This system also comprises harbour slideway and barge afterbody, and this harbour slideway is routed to harbour edge from build the side, and this barge afterbody is installed steel plate and withstood on quay fenders on slipway beam vertical surface, makes barge bilge logs beam and harbour slideway keep straight line.
This traction system also comprises multiple dilatory otic placode, and this dilatory otic placode is welded on the head of these piston shoes, and its center is each skew 13.4m position about hull line of centers, and welds with main body.
A kind of ocean engineering ship carries launching method, it is characterized in that, half latent refuting is set and carries sewerage with traction system formation boats and ships, and multiple stage is drawn winch, many times of assembly pulley, multiple piston shoes and multiple stage dilatory winches for subsequent use are arranged at this traction system, the method uses half to dive and refutes carries out carrying the operation of lower water, is undertaken drawing carry operation by traction system.
This dilatory winch quantity is 2, and dilatory winch quantity for subsequent use is 2, and this assembly pulley is 10 times of assembly pulleys.Draw main body by this dilatory winch, make it build slideway from harbour and be stowed to barge slideway by piston shoes, and refute different cabin by half-and-half diving and carry out pressure water and regulate barge, keep barge in dilatory balance of carrying in operation.
This ocean engineering ship carries launching method, also comprise and be provided with harbour slideway and barge afterbody, this harbour slideway is routed to harbour edge from build the side, this barge afterbody is installed steel plate and is withstood on quay fenders on slipway beam vertical surface, thus makes barge bilge logs beam and the straight line of slideway maintenance on the bank.
The method is also provided with multiple dilatory otic placode being welded on this piston shoes head, and its center is each skew 13.4m position about hull line of centers, and welds with main body.
Compared with prior art, the invention has the beneficial effects as follows: the invention provides a kind of increase in traction system the multiple stage for subsequent use dilatory winch be positioned at outside barge slideway draw main body from harbour build slideway draw to barge slideway, and regulate the boats and ships horizontal of barge balance to carry the system and method for lower water by carrying out pressure water to the different cabin of barge, improve the integraty that marine engineering product is built, shorten production cycle, reduce laid down cost, further increase that horizontal is dilatory carries safety factor, be the equal of double insurance for greater weight marine engineering product, and by the improvement to traction system, reducing half-and-half dives refutes and the change of other related systems, reduce dilatory cost.
Accompanying drawing explanation
Fig. 1 is that large-scale marine engineering product carries sewerage front elevational schematic;
Fig. 2 is that large-scale marine engineering product carries sewerage schematic side view;
Fig. 3 is winch synoptic chart for subsequent use;
Fig. 4 is that figure look in detail by winch for subsequent use;
Fig. 5 is that schematic diagram is arranged in dilatory shipment;
Fig. 6 is barge slideway, piston shoes, main body position view.
Number in the figure: 1-harbour, 2-half dive refute, 3-half dives and to refute inside slideway, 4-harbour slideway, 5-movable pulley, 6-fixed pulley, 7-skidding, 8-inside 75 tons of dilatory winches, 9-outside 75 tons of dilatory winches, 10-75 tons of dilatory winches, 12-quay fenders, 13-steel plate, 14-main body, 15-piston shoes outside 75 tons of dilatory winches, 11-.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the present invention, the technical scheme in the present invention is clearly and completely described.
The specific embodiment of the present invention illustrates for large-scale marine engineering product pipelaying vessel, the horizontal that extreme length is 153.6 meters, wide 35 meters, weight reaches the pipelaying vessel of 12500 tons carries the system and method for lower water, can hull size with carry weight reach the whole series carry the limit of system time, ensure carry safety.
As shown in Figures 1 and 2, the invention provides the system that a kind of large-scale marine engineering product carries lower water.This system comprises half and dives and refutes 2 and traction system, and half dives refutes 2 to carrying the operation of lower water building large-scale marine engineering product, and traction system carries out dilatoryly carrying operation.Half dives refutes and to be provided with half on 2 and to dive and refute slideway 3, and carries out level connection joint with harbour slideway 4, is provided with multiple stage and draws winch, many times of assembly pulleys and multiple piston shoes in traction system.Multiple stage is drawn winch and is reduced by many times of dilatory force by many times of assembly pulleys, thus dilatory large-scale marine engineering product pipelaying vessel utilizes piston shoes 15 to slide to dive to half from harbour slideway 4 and refute slideway 3, complete to draw and carry the operation of lower water, and the safety ensureing to carry lower water process is the key in key.
Preferably, in the present invention, dilatory winch is 75 tons of dilatory winches, and quantity is 2, and dilatory winch quantity for subsequent use is 2.
More specifically, the method that large-scale marine engineering product horizontal of the present invention carries lower water comprises the latent barge 2 of a transport half and berthing facilities 1, half latent barge 2 and harbour 1 are all provided with two respectively and slide into 3 and 4, this large-scale marine engineering product is when slippage shipment level is drawn, install bottom it continuously or the piston shoes 15 be interrupted according to the form of pipelaying vessel itself, making piston shoes 15 be located in half dives on barge and harbour two slideways 3 and 4, when this large-scale pipelaying vessel shipment, 75 tons of dilatory winches dilatory under slippage on two slideways 3 and 4, the desired location that final arrival half is dived on barge 2 deck.But main body 14 is drawn in half sliding process of diving barge slideway 3 from harbour slideway 4, because the change of main body 14 weight and momentum and tide, need to refute by half-and-half diving 2 different cabins to carry out pressure water and regulate barge, to reach barge slipway beam and harbour slideway 4 moment maintenance level, ensure that horizontal drag operation normally carries out.Therefore make half slideway 3 of diving on barge 2 deck be aligned to the slideway 4 on harbour 1 another key point that horizontal carries lower water.
For ensure this large-scale pipelaying vessel half dive slippage on barge 2 and harbour 1 two slideways 3 and 4 time, remain that the slideway 3 and 4 of half latent barge 2 and harbour 1 is in same level, just need to draw in slippage shipment process at pipelaying vessel, constantly leveling is carried out to transport half state of barge 1 in water of diving, to remain with the slideway 4 of harbour 1 align to make half slideway 3 of barge 2 of diving.
After usual large-scale sliding marine engineering product shipment starts, this large-scale marine engineering product is the afterbody direction slippage forward from half latent barge 2, when large-scale marine engineering product presses stern, backward dip can be produced, fore tilts, at this moment half two groups of ballast tanks of diving barge 2 stem and afterbody just need be selected to carry out setting-out and draining, according to buoyancy Principles of Statics, time when the gravity acted on buoyancy aid and buoyancy equal and opposite in direction and on same plumb bob vertical, buoyancy aid is in state of equilibrium, being loaded by head and the tail cabin during half latent barge fore-and-aft leveling makes the integral central of half latent barge identical with buoyancy longitudinal center, carry out half tune of diving barge 2 balance in pitch to carry, the load of half latent barge 2 is given in order to the large-scale marine engineering product of balance in pitch.Half dives, and longitudinally to regulate pressure to carry the amount of water maximum for barge 2, can produce larger moment to the load produced after balancing large-scale marine engineering product and going on board.
Being loaded by left and right wing tank during half latent barge 2 side leveling makes the overall center of gravity of barge 2 identical with buoyancy transverse center, the left and right two outermost ballast tank of the side of a ship of diving barge 2 center away from half is selected to carry out setting-out and draining, larger athwartship moment can be produced, the load of rear left right avertence heart generation of going on board in order to the large-scale marine engineering product of balance in roll.Although during some large-scale marine engineering products designs, left and right can be symmetrical, in loading process, also inevitably produces suitable error, thus also just can not realize with ship axle as axle and symmetrical.
After horizontal tune and vertical tune complete, the overall center-of-gravity position of barge 2 and position, centre of buoyancy is made to be on same plumb bob vertical, also must load and adjust LADEN the draft when draftr vessel is laden to make buoyancy and gravity equal and opposite in direction, thus on the sea of moment change, remain that the half latent slideway 3 of barge 2 aligns with the slideway 4 of harbour 1.
As shown in Figures 3 and 4, traction system of the prior art is 2 and is positioned at dilatory winch 8 inside barge 2 stem slideway and 9 and 10 times of assembly pulleys, assembly pulley is made up of movable pulley 5 and fixed pulley 6, because half dives that to absorb water area large for barge 2, moldeed depth, wing wall is high, thus wind, flowing water is half-and-half dived, and to refute 2 impacts very large, and this marine engineering product weight is large, to a whole set of traction system and half dive refute 2 require high, so winch operation is drawn in 2 inner sides can not ensure that traction system carries out good fit with half latent barge 2, water conservancy project under the carrying completing pipelaying vessel is done to there is very large security risk.The present invention adds 2 for subsequent use dilatory winches 10 and 11 be positioned at outside slideway on the basis of original traction system, this dilatory winch is 75 tons of dilatory winches, thus improve whole traction system, reduce and carry risk, making half to dive to refute 2 be subject to wind, the safety of carrying lower water conservancy project work still can be ensured when flowing water affects, simultaneously that design makes to add a road in traction system and carries dilatory power like this, ensure to proceed when original hoister system goes wrong to draw to carry operation, further increase that horizontal is dilatory carries safety factor, this level for large-scale marine engineering product carry lower water operation be equivalent to double insurance, and by the improvement to traction system, reducing half-and-half dives refutes and the change of other related systems, decrease dilatory cost, improve the integraty that marine engineering product is built simultaneously, shorten production cycle, reduce laid down cost.
Large-scale marine engineering product of the present invention is carried in the system of lower water and is also comprised barge afterbody, carry in operation dilatory, the master layout schematic diagram of ship-loading system as shown in Figure 5, harbour slideway 4 is routed to harbour 1 edge from build the side, barge afterbody is installed steel plate 13 and is withstood on quay fenders 12 on slipway beam vertical surface, then by firm for its mooring, thus make barge bilge logs beam and harbour slideway 4 keep straight line, make two slideways better maintenance level further.As shown in Figure 6, the bottom of pipelaying vessel is provided with continuously or the piston shoes 15 be interrupted, multiple dilatory otic placode is welded on piston shoes 15 head, and ensure the position of its center each skew 13.4m about hull line of centers, and weld with main body 14, dilatory winch to be connected with dilatory otic placode by wirerope and to carry out dilatory operation to main body 14.Preferably, the quantity of dilatory otic placode is 2.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.

Claims (10)

1. an ocean engineering ship carries sewerage, it is characterized in that, this system comprises partly diving refutes and traction system, this is carried sewerage and is undertaken carrying the operation of lower water by half latent refuting, this traction system comprises multiple stage and draws winch, many times of assembly pulleys and multiple piston shoes, and this traction system also comprises multiple stage dilatory winch for subsequent use.
2. ocean engineering ship according to claim 1 carries sewerage, and this dilatory winch quantity is 2, and dilatory winch quantity for subsequent use is 2, and this assembly pulley is 10 times of assembly pulleys.
3. ocean engineering ship according to claim 1 carries sewerage, and this dilatory winch is drawn main body and built slideway from harbour and be stowed to barge slideway by these piston shoes, and refutes different cabin by half-and-half diving and carry out pressure water and regulate barge.
4. ocean engineering ship according to claim 1 carries sewerage, this system also comprises harbour slideway and barge afterbody, this harbour slideway is routed to harbour edge from build the side, this barge afterbody is installed steel plate and is withstood on quay fenders on slipway beam vertical surface, makes barge bilge logs beam and harbour slideway keep straight line.
5. ocean engineering ship according to claim 1 carries sewerage, this traction system also comprises multiple dilatory otic placode, this dilatory otic placode is welded on the head of these piston shoes, and its center is each skew 13.4m position about hull line of centers, and welds with main body.
6. an ocean engineering ship carries launching method, it is characterized in that, half latent refuting is set and carries sewerage with traction system formation boats and ships, and multiple stage is drawn winch, many times of assembly pulley, multiple piston shoes and multiple stage dilatory winches for subsequent use are arranged at this traction system, the method uses half to dive and refutes carries out carrying the operation of lower water, is undertaken drawing carry operation by traction system.
7. ocean engineering ship according to claim 6 carries launching method, and this dilatory winch quantity is 2, and dilatory winch quantity for subsequent use is 2, and this assembly pulley is 10 times of assembly pulleys.
8. ocean engineering ship according to claim 6 carries launching method, main body is drawn by this dilatory winch, making it build slideway from harbour is stowed to barge slideway by piston shoes, and refute different cabin by half-and-half diving and carry out pressure water and regulate barge, keep barge in dilatory balance of carrying in operation.
9. ocean engineering ship according to claim 6 carries launching method, also comprise and be provided with harbour slideway and barge afterbody, this harbour slideway is routed to harbour edge from build the side, this barge afterbody is installed steel plate and is withstood on quay fenders on slipway beam vertical surface, thus makes barge bilge logs beam and the straight line of slideway maintenance on the bank.
10. ocean engineering ship according to claim 6 carries launching method, is also provided with multiple dilatory otic placode being welded on this piston shoes head, and its center is each skew 13.4m position about hull line of centers, and welds with main body.
CN201410470388.1A 2014-09-15 2014-09-15 A kind of ocean engineering ship carries the system and method for lower water Active CN104229099B (en)

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Publication number Priority date Publication date Assignee Title
CN104760664A (en) * 2015-03-23 2015-07-08 江苏韩通船舶重工有限公司 Method of ballasting launched products by using semi-submersible barge
CN107264728A (en) * 2017-06-27 2017-10-20 广船国际有限公司 A kind of ship transfer in water feeding method
CN107640304A (en) * 2017-09-22 2018-01-30 南通如港船舶配套机械有限公司 A kind of fender for ship launching
CN108202847A (en) * 2016-12-19 2018-06-26 龙口中集来福士海洋工程有限公司 Small floating thing launching method
CN108382540A (en) * 2018-03-04 2018-08-10 中建桥梁有限公司 Barge disembarkation, launching method
CN108502124A (en) * 2018-04-26 2018-09-07 太重(天津)滨海重型机械有限公司 Ocean platform launching gear and method
CN109760781A (en) * 2017-11-10 2019-05-17 上海船厂船舶有限公司 The method for correcting error and system of hull tail portion block sliding based on two winches
CN112623146A (en) * 2020-12-09 2021-04-09 大连中远海运重工有限公司 Towing process method for ship living area block
CN113525627A (en) * 2021-08-10 2021-10-22 烟台中集来福士海洋工程有限公司 Launching method of large ship

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CN101844611A (en) * 2010-05-31 2010-09-29 南通中远船务工程有限公司 Method used for carrying and launching drilling platform in ocean engineering
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KR20070013529A (en) * 2005-07-26 2007-01-31 대우조선해양 주식회사 Build apparatus and construction for ship at the same time using launching barge and launching transfer structure
CN101537987A (en) * 2009-03-12 2009-09-23 大连船舶重工集团有限公司 Flat land fast dragging method and device for ocean platform
KR20110039004A (en) * 2009-10-09 2011-04-15 주식회사 유넥스 Method for loading a ship onto a launching barge using self-driving ship transporting device
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Publication number Priority date Publication date Assignee Title
CN104760664A (en) * 2015-03-23 2015-07-08 江苏韩通船舶重工有限公司 Method of ballasting launched products by using semi-submersible barge
CN108202847A (en) * 2016-12-19 2018-06-26 龙口中集来福士海洋工程有限公司 Small floating thing launching method
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CN107264728B (en) * 2017-06-27 2019-05-17 广船国际有限公司 A kind of ship transfer in water feeding method
CN107640304A (en) * 2017-09-22 2018-01-30 南通如港船舶配套机械有限公司 A kind of fender for ship launching
CN109760781A (en) * 2017-11-10 2019-05-17 上海船厂船舶有限公司 The method for correcting error and system of hull tail portion block sliding based on two winches
CN108382540A (en) * 2018-03-04 2018-08-10 中建桥梁有限公司 Barge disembarkation, launching method
CN108382540B (en) * 2018-03-04 2019-09-17 中建桥梁有限公司 Barge disembarkation, launching method
CN108502124A (en) * 2018-04-26 2018-09-07 太重(天津)滨海重型机械有限公司 Ocean platform launching gear and method
CN112623146A (en) * 2020-12-09 2021-04-09 大连中远海运重工有限公司 Towing process method for ship living area block
CN112623146B (en) * 2020-12-09 2022-12-06 大连中远海运重工有限公司 Towing process method for ship living area block
CN113525627A (en) * 2021-08-10 2021-10-22 烟台中集来福士海洋工程有限公司 Launching method of large ship

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Address after: 226006 Nantong Zhongyuan Road, Jiangsu, No. 1

Applicant after: COSCO Shipyard Group Co., Ltd.

Applicant after: COSCO (Qidong) Marine Engineering Co. Ltd.

Address before: 226006 Nantong Zhongyuan Road, Jiangsu, No. 1

Applicant before: COSCO Shipyard Group Co., Ltd.

C14 Grant of patent or utility model
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Address after: 226000 No. 1, COSCO Road, Jiangsu, Nantong

Co-patentee after: Qidong Zhongyuan Marine Engineering Co., Ltd.

Patentee after: Nantong COSCO Shipping Engineering Co., Ltd.

Address before: 226006 No. 1, COSCO Road, Jiangsu, Nantong

Co-patentee before: COSCO Shipping (Qidong) Ocean Engineering Co., Ltd.

Patentee before: COSCO Shipyard Group Co., Ltd.

CP03 Change of name, title or address